NCBP2 GI:110349727 nuclear cap binding protein subunit 2, 20kDa isoform 2 1 msggllkalr sdsyvelsqy rdqhfrgdne eqekllkksy aenamrying 50 51 trlddriirt dwdagfkegr qygrgrsggq vrdeyrqdyd agrggygkla 100 101 qnq